100 grams of hot water at 80 °C is combined with 50 grams of cool water at 20 °C. What is the final temperature in °C of the combined water?

Q: 2. A beaker of an unknown blue translucent liquid solution has a volume of 215.6 mL and a mass of…

A: As per rules only the first question can be answered.  Since the student has asked for questions 2…

Q: A thermometer reading 8°C is brought into a room with a constant temperature of 35°C. If the…

A: Newton's cooling law states that the amount of heat loss of the body is directly proportional to the…

Q: Express the following temperatures in degrees Celsius.(a) 9001°F(b) 98.6°F (the normal body…

A: since you have posted a question with multiple sub parts. we will solve first three sub parts for…

Q: A diabetic patient's insulin drip is prepared with 100.0 units of insulin in 500.0 mL normal saline.…

A: Given information: Units of insulin= 100 Volume of normal saline = 500 mL Patient needs to delivered…

Q: Solution 1 Mass of KNO3 9.982 g Volume of Solution 12.5 mL Crystallization temperature 64.1 C…

A: Interpretation: Ksp value for KNO3 is to be calculated Given Data: Mass of KNO3 = 9.982 g  Volume of…

Q: Which of the following represents the hottest temperature?  25 K  25°F 25°C

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Q: How much lead shot needs to be heated to 389 degrees C when placed in 78.6 g water that started at…

A: When any hot substance gets contacted with cool substance, the heat starts moving to cool substance…

Q: A physician prescribed mometasone furoate monohydrate (Nasonex®) nasal spray for a patient, with…

A: Given : Container contains total 50 µg of drug. Total number of sprays delivered by container = 120…

Q: Ten grams of water and ten grams of iron are exposed to the sun side by side for exactly one hour.…

A: Given: Mass of water = mass of iron = 10 g. And time passed = 1 hour.

Q: You set a P200 pipette to read 099. What is the corresponding volume?

A: Given that the used micro pipettor is of P200.  The number set was 099.

Q: If a 25.0 g sample of copper shot at 458 degrees C is placed into 125 g water at 19.6 degrees C,…

A: Given: Mass of copper= 25.0 g Mass of water= 125 g Initial temperature of copper= 458 C Initial…

Q: The danger point in breathing sulfur dioxide for humans is 2620 μg/m3. How many ppm is this value?

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Q: Equal masses of the 3 substances were left to sit in the sun at the same time and for the same…

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Q: A 3.00 kg sample of water is heated from 14 degrees celsius to 53 degrees celsius. How much energy…

A: Given,Mass of water = 3kgInitial temperature = 14 degrees CelsiusFinal temperature= 53 degrees…

Q: Insulin should be stored at 40 degrees Fahrenheit. This is equivalent to degrees Centigrade. Select…

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Q: 9) How many joules are released when 450 grams of water are cooled from 4x 10"°C (the hottest…

A: Specific heat formula is The equation for the amount of energy in Joules (J), needed to change the…

Q: a) Normally the human body can endure a temperature of 105°F for only short periods of time without…

A: The temperature has 3 units Degree Celsius Fahrenheit   These 3 units are interconvertible to…

Q: How many grams of water at 30 degrees celcius must be mixed with 50 grams of water with temperature…

A: Given:  Mass of water having temperature 80°C = 50 gm  Let mass of water having temperature 30°C = m…

Q: 200 Heating steam 150 Vaporizing water 100 Heating liquid water Melting ice Heating ice 25 50 75 100…

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Q: During extreme hypothermia, a boy’s temperature droppedto 20.6 °C. What was his temperature in…

A: Solution- Given data- temperature dropped = 20.6 °C.

Q: A person with hyperthermia has a temperature of 106 °F. What does this read on a Celsius…

A: The Celsius scale and Fahrenheit scale are generally used to measure the temperature. The major…

Q: Differentiate between filtration and decantation. Which is more effective

A: We will differentiate between filtration and decantation.

Q: The combustion of 45.0 g of methane (natural gas) releases 2498 kJ of heat energy. How much energy…

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Q: 4. Water, table salt, and sugar are examples of a. Mixtures c. Compounds c. Elements d. Solutions

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Q: What are the examples of nanostructures?

A: A nanostructure is an object that has at least one dimension equal to or smaller than 100…

Q: Which property of rubbing alcohol is a chemical property?a) density (0.786 g/cm3)b) flammabilityc)…

A: Physical property: It can be measured without any change in the identity of the given substance.…

Q: The scenes below illustrate two different mixtures. When mixture A at 273 K is heated to 473 K,…

A: In a physical change, the physical state of the substance (like phase, density, hardness) will…

Q: 250 grams of water, initially -15 C, is added to coke (240 grams) at 35 C, if all the ice melts,…

A: The final temperature of the coke is

Q: A small fish tank will hold 29 gallons of water. If the tank leaks water at a rate of 1.0 mL/min.,…

A: Volume is amount of space that a liquid or a substance occupies. It has many units like litre,…

Q: 2. A 200. ml pyrex flask is filled to the brim with water with a temperature of 25 Celsius. How much…

A: Given: Initial volume of both flask and water is 200 mL. The initial temperature is 25 degree…

Q: If 132 g of ice at 0.0°C is added to 1.64 L of water at 98°C, what is the final temperature of the…

A: a) Given: Mass of ice = 132 g. Initial temperature of ice = 0.0 oC Volume of water = 1.64 L = 1640…

Q: A soda bottle is flexible enough that the volume of the bottle can change even without opening it.…

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Q: A student collected the data shown in the table below during an experiment. Liquid Characteristics…

A: Alcohol thermometer: The Boiling Point of alcohol thermometer is  78 °C, so it is not possible to…

Q: Which property of rubbing alcohol is a chemical property? a) density (0.786 g/cm') b) flammability…

A: Rubbing alcohol is mainly composed of isopropyl alcohol, and it is denatured alcohol that is certain…

Q: A vial is filled with chloroform (d = 1.48 g/mL), mercury (d = 13.53 g/mL) and water (d = 1.00…

A: The substance with the high density will form the lower layer and the substance with the least…

Q: If you combine 440.0 mL of water at 25.00 degrees celsius and 130.0 mL of water at 95.00 degrees…

A: Upon mixing water samples of different temperatures, the mixture obtained has a temperature…

Q: Dr. Lussier enjoys a bath after a long day. After filling his tub with exactly 216.0 L of hot water,…

A:

Q: A chemistry student needs 35.0 g of thiophene for an experiment. She has available 1.0 kg of a 22.5%…

A: Given: student need = 35g of thiophene available mass of solution= 1 Kg = 1000g w/w % = 22.5 %…

Q: The temperature of a soft drink when it comes out of the refrigerator is 5 degrees Celsius, after 25…

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Q: Two 35.0 cm metal rods, one made of copper and one made of aluminum, are placed end to end, touching…

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Q: 1. A thermometer is taken from an inside room to the outside, the air temperature is 5°F . After 1…

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Q: You are asked to prepare an injection containing 1 vial of vaccine. The vial contains 12.5 mg of…

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Q: How many units between the freezing point and boiling point of water do two of the three temperature…

A: As we know that three common temperature scales in use today are the Fahrenheit, Celsius, and Kelvin…

Q: A 31.8 g wafer of pure gold initially at 69.8 °C is submerged into 63.7 g of water at 26.9 °C in an…

A: According to the principle of calorimetry principle, heat loss from one object is equivalent to heat…

Q: In the winter, a heated home in the Northeast might be maintained at a temperature of 72°F. What is…

A: To solve this problem we will use the given formula .

Q: The surface temperature on Venus may approach 749 K. What is this temperature in degrees Celsius?…

A: The surface temperature of Venus is = 749 K The value of temperature in oC is =?

Q: If you combine 360.0 mL  of water at25.00⁢ ∘C and 100.0 mL of water at 95.00 ∘C, what is the final…

A: